The Castleknock Hotel and County Club has a total of 144 sumptuous guestrooms. Each room is well equipped with cable TV, radio, telephone with voice mail, high speed internet access, a safe, tea/coffee making facilities and a trouser press.

Each room has its own ensuite with a separate shower and bath as well as a range of complimentary toiletries.

Non-smoking guestrooms, interconnecting guestrooms and guestrooms for people with disabilities are all available on request.